Indianapolis city, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Indianapolis city, a community in Marion County, Indiana.
This Afternoon
80°F
Mostly Cloudy
Mostly cloudy. High near 80, with temperatures falling to around 77 in the afternoon. East northeast wind around 6 mph.
7-day forecast for Indianapolis city
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 80°F | Mostly Cloudy | 6 mph ENE | 8% |
| Tonight | 66°F | Isolated Showers And Thunderstorms then Mostly Cloudy | 5 to 8 mph E | 17% |
| Saturday | 88°F | Slight Chance Showers And Thunderstorms | 7 mph SSE | 54% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 6 mph SSE | 54% |
| Sunday | 87°F | Chance Showers And Thunderstorms | 3 to 7 mph WSW | 40% |
| Sunday Night | 64°F | Showers And Thunderstorms Likely | 10 mph NNE | 61% |
| Monday | 74°F | Showers And Thunderstorms Likely | 8 to 12 mph NE | 61% |
| Monday Night | 58°F | Chance Showers And Thunderstorms | 9 to 13 mph NE | 46% |
| Tuesday | 71°F | Chance Showers And Thunderstorms | 12 mph NE | 40% |
| Tuesday Night | 58°F | Chance Showers And Thunderstorms then Mostly Cloudy | 6 to 12 mph NNE | 27% |
| Wednesday | 71°F | Mostly Cloudy | 6 to 9 mph NNE | 7% |
| Wednesday Night | 58°F | Mostly Cloudy | 5 to 9 mph N | 6% |
| Thursday | 73°F | Partly Sunny | 5 to 8 mph N | 5% |
| Thursday Night | 58°F | Mostly Cloudy | 3 to 8 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Indianapolis city (39.777, -86.146). Updated through the day.
Growing snapshot for Indianapolis city
Last spring frost
Apr 20
First fall frost
Oct 21
Growing season
183 days
Hardiness zone
6b
More local growing data for Indianapolis city: nearby ZIP 46204 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Beech Grove
Crows Nest
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Homecroft
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Rocky Ripple
Southport
Speedway
Spring Hill
Warren Park
Williams Creek
Wynnedale
Climate data from the nearest NOAA station, Indianapolis Se Side, In (6 mi from Indianapolis city). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.